>> reporter: marco rubio is critical to the talks to try get a deal. he called the president's plan half baked because he doesn't think the eight year time frame in which it would take illegal immigrants to get on a path of citizenship, he doesn't think that is long enough. they are fighting on over the details on policy. >> shep: white house says republicans are overplaying this? >> president put these details not with the leak from u.s.a. today and white house says it didn't leak anything. nonetheless, he gave a speech last month where he laid out many of the details on immigration. whether it looked out this weekend or not, he has put that on the table. his new chief of staff was on three sunday talk shows saying the president's only putting this plan together as plan "b" hoping congress can get a deal. if they don't. then he'll push the plan. >> he says it's dead on ril. let's make sure it doesn't have to be proposed. let's make sure the group makes good progress on the efforts. that is exactly what we intend to do. >> reporter: and democrats tonig